Murphey, R. (1978). An introduction to geography (4th ed.). Rand McNally.
Chicago-čujuhus (17. p.)Murphey, Rhoads. An Introduction to Geography. 4th ed. Chicago: Rand McNally, 1978.
MLA-čujuhus (9. p.)Murphey, Rhoads. An Introduction to Geography. 4th ed. Rand McNally, 1978.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.